Numerical Computation
  • 1. 17+47=7+?
  • 2. 33+18=29+?
  • 3. 56+81=44+?
  • 4. 44-?=15
  • 5. 87-35=
  • 6. 54-32=25-?
  • 7. 7*8=
  • 8. 5*?=45
  • 9. 17*3=?
  • 10. 140/35=?
  • 11. 28/?=7
  • 12. 150/100=?
  • 13. 3/5 x ? = 2/5
  • 14. 1/4 + ? = 3/4
  • 15. 2 3/5 - 4/5 = ?
  • 16. 9 7/8 - 3 1/2 = ?
  • 17. 60% of 120 = ?
  • 18. 75% of 400 = ?
  • 19. 22% of 200 = ?
  • 20. 45% of 500 = ?
  • 21. 33.6 + 8.7 = ?
  • 22. 56.9 + 7.4 = ?
  • 23. 0.7 x 0.5 = ?
  • 24. 1.8 x 1.5 = ?
  • 25. 12.8 x ? = 3.2
  • 26. If one ream of paper costs $3.95, how much would 4 reams cost?
  • 27. John starts work at 8:45 a.m. and finishes at 5:15 p.m. and he has 90 minutes of breaks. How many hours does he work in 5 days?
  • 28. A restaurant bill is made up of of the following: $12.50 for starters, $28.55 for main courses and $8.95 for deserts, plus a 15% service charge. How much is the bill?
  • 29. A team of eight lumberjacks cut an average of 15,000 cubic feet of timber in a week. How many cubic feet will four lumberjacks cut in four weeks?
  • 30. A discount of 15% is offered on an item which previously cost $1.80. What is the discounted price?
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